Firefox extensions
Listed on Firefox Add-ons. They also install in Firefox-based browsers such as LibreWolf, Waterfox, Zen and Floorp.
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15 results
Brave Search
A private web search engine built on its own independent index, with optional AI answers.
DeepL
An AI translator and writing assistant for text, documents and speech, with desktop, mobile and browser apps.
DuckDuckGo Search
A web search engine that does not track or profile its users.
Grammarly
An AI writing assistant that checks grammar and spelling and suggests rewrites and tone changes.
Kagi
A paid, ad-free web search engine with anti-tracking, result customization and an AI assistant.
Felo
A multilingual AI search tool that answers questions and creates slides, mind maps and documents.
Immersive Translate
A translation extension and app that shows bilingual side-by-side translations of web pages, PDFs and videos.
Kilo Code
An open-source AI coding agent for VS Code, JetBrains, the terminal and the cloud.
Page Assist
An open-source browser extension that adds a sidebar and web UI for chatting with local AI models.
ProWritingAid
A grammar checker and style editor with planning and critique tools aimed at fiction writers.
Scholarcy
An AI summarizer that turns papers, articles and videos into interactive flashcard summaries.
Scite
An AI research tool that answers questions from scholarly articles and shows how claims are cited.
Semantic Scholar
A free, AI-powered search engine for scientific literature covering papers from all fields of science.
Taskade
An AI workspace for projects, notes, mind maps, AI agents and automated workflows.
Wordtune
An AI writing assistant that suggests rewrites, adjusts tone and proofreads English text.
